div.scroll
{
background-color:#00FFFF;
width:100px;
height:100px;
overflow:scroll;
}


html, body {
        height: 100%;
}

body {
        background: midnightblue;
        overflow: scroll;
        width: 100%;
}

        #encabezado {
                position: absolute;
                top: 50px;
                width: 235px;
                z-index: 2000;
                
        }
        
                #encabezado h1 {
                        background: #000;
                        color: rgba(255,255,255,0.9);
                        font-size: 30px;
                        font-weight: 400;
                        padding: 20px;
                        text-transform: uppercase;
                        text-shadow: 0 1px 1px tgba(0,0,0,0.3);
                }
                
                #navegacion {
                        display: block;
                        list-style: none;
                        margin-top: 20px;
                        width: 235px;
                        z-index: 3;
                        overflow-y: auto;
                }
                
                        #navegacion a {
                                background: #fff;
                                background: rgba(255,255,255,0.9);
                                box-shadow: 1px 1px 2px rgba(0,0,0,0.2);
                                color: #444;
                                display: block;
                                font-size: 14px;
                                line-height: 50px;
                                margin-bottom: 6px;
                                padding: 0 20px;
                                text-transform: uppercase;
                                
                        }
                        
                                #navegacion a:hover {
                                        background: #ddd;
                                }
                                
        .contenidoSeccion {
                left: 280px;
                padding-bottom: 30px;
                position: absolute;
                right: 40px;
                top: 0;
        }
        
                .contenidoSeccion h2 {
                        color: #fff;
                        color: rgba(255,255,255,0.9);
                        font-size: 110px;
                        margin-top: 52px;
                        padding: 10px 0 20px 0;
                        text-shadow: 0 1px 1px rgba(0,0,0,0.3);
                }
                
                .contenidoSeccion p {
                        background: #000;
                        color: #fff;
                        display: inline-block;
                        font-size: 18px;
                        line-height: 24px;
                        margin: 3px 0;
                        padding: 10px;
                        
                }
        
                .nav {
                        height: 550px;
                        overflow: auto;
                }
        .panel {
                background-color: midnightblue;
                box-shadow: 0 4px 7px rgba(0,0,0,0.6);
                height: 98%;
                margin-top: -150%;
                min-width: 100%;
                overflow-x: hidden;
                overflow-y: auto;
                opacity: 0;
                position: absolute;
                        -webkit-transition: opacity 0.6s ease-in-out;
                        -moz-transition: opacity 0.6s ease-in-out;
                        -o-transition: opacity 0.6s ease-in-out;
                        -ms-transition: opacity 0.6s ease-in-out;
                transition: opacity 0.6s ease-in-out;
                z-index: 2;
        }
        
                .panel:target {
                        margin-top: 0;
                        opacity: 1;
                }
                
                #home:target ~ #encabezado #navegacion #vinculoHome,
                #monitoreo:target ~ #encabezado #navegacion #vinculoMonitoreo,
                #incidente:target ~ #encabezado #navegacion #vinculoIncidente{
                        background: #000;
                        color: #fff;
                }
                
        #trabajos {
                padding: 15px 0;
        }
        
                #trabajos li {
                        display: inline;
                }
                
                        #trabajos li a {
                                padding-right: 10px;
                        }
                        
                #trabajos img {
                        background: rgba(255,255,255,0.9);
                        box-shadow: 1px 1px 2px rgba(0,0,0,0.3);
                        padding: 12px;
                }
                
        #formularioContacto p {
                color: #000;
                background: #fff;
        }
        
                #formularioContacto input,
                #formularioContacto textarea {
                        background: #000;
                        border: none;
                        color: #fff;
                }
                
                #formularioContacto textarea {
                        height: 100px;
                        width: 493px;
                }
                
                #formularioContacto label {
                        float: left;
                        padding-right: 10px;
                }